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Agronomy 182 Exam 1 | Questions And Answers Latest {} A+ Graded | 100% Verified
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Agronomy 182 Exam 1 | Questions And Answers Latest {} A+ Graded | 100% Verified
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Agronomy 182 Exam 1 | Questions And Answers Latest {2024- 2025} A+ Graded | 100%Verified
90 cm3 soil sample weighs 130 g. when collected in the field. After oven drying it weighed 117 g. what is
the bulk density of this soil sample? - 1.30 g/cm3
Which of the following would you expect to have the highest soil temperature under otherwise identical
conditions? - A field dry sandy loam soil with low organic matter content.
Which structural unit is frequently found in forest derived soils but is much less common in grass
derived soils? - Platy
The E horizon is a transition horizon. - False.
An eluviated zone might be called a (an) ___ horizon. - E
Spherical structural units would most probably be called: - granular
It takes less ___ to dominate soil properties relative to the other two. - clay
The horizon of greatest biological activity is the ____ horizon. - A
What is the percent silt in a soil sample that yielded the following data? SW: 75g 40 sec: 45g/1 2 Hr:
35g/1 - 13%
Generally, soils high in ___ are potentially more fertile. - clay
In an idealized soil the organic matter occupies____ of the total volume of the soil. - 5%
A soil sample had a very low reading at 40 seconds and was slightly lower after two hours. When placed
in the textural triangle it will be found near the ____. - Lower left side
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